Toyota 1C Repair Manual page 140

FUEL SYSTE M -
Injection Pump
FU--41
2 . PRE-SETTING OF FULL LOAD INJECTION VOLUME
(a) Set the adjusting lever to maximum position.
(b)
Adjust the injection volume with
the full
load set
screw.
Pumi>
No. of
Injection volume
Item
measuring
rpm
S1'0kes
cc (cu
ilJ
CE70
7.9-8.3
I0.48-0.51
>
CE80, CM
ISTD)
7.7-ll.1
10.47..0 ,48)
CV
•l
1,500
zoo
10. 1-10 .5 I0.6Z•0.641
CT lw/ o HACI. CR
8 .1..(1.5 10 .49-0 .52)
CT (w/ HAC)
0
2
7.9-8 .3 (0.48-0 .51)
CMIOP'Tl ,3
7. 1-7.5
(0.43-0 :46)
• 1: Apply
0.48
kg/cm'
16.8 psi. 4 7 kPa) pressure
•2:
Apply
730
:!::
1.5 mm Hg (28.74
:I:
0.06 In. Hg, 97 .3
:I:
o.z
kPa)
absolut e pressure
•3: High altitude
NOTE: The injection volume will increase about
3
cc
(0.18 cu in.) with each
1/2
tum of the screw .
3.
PRE-SETT IN G OF MAXIMUM SPEED
(a) Set the adjusting lever to maximum position.
(b)
Adjust the injection volume wi th the maximum
adjusting screw .
Pump
No.
of
Injection volume
Item
measuring
rpm
strokes
cc <cu inJ
CE. CT
2,550
200
2.0--3.2 (0.12-0 .19)
CM.CR
CV
2,600 2.6-3 .8 10.16-0.23)
4. PRE-SETT IN G OF LOAD SENSING TIMER
Using SST and an alien wrench , adjust the protrusion of
the governor shaft .
SST 09260 - 5401 2
Protrusion: 2.0 - 2.5 mm (0.079 - 0.098 lnJ
5. MEASURE PUMP IN NER PRESSURE
Measure the pump inner pressure at the below-listed rpm.
Others
Pump rpm
Inner pressure
kg/cm •
(psi, kPa)
500 2.2 - 2,8 (31 - 40. 216 - 275) _
2.350
6.7 - 7.3
(95 - 104 . 657 - 716)
CV
Pump rpm
Inner pressure
kg/cm•
'(psi.
kPa)
500
2.45 - 3.05 (35 - 43. 240 - 299)
2.350 6_ 85 - 7.45 (97 - 106 , 672 - 731)